package comday02.itheima01;

public class Demo04字符串加 {
    public static void main(String[] args) {

        System.out.println("黑马" + 6 + 6);   //黑马66

        System.out.println(1 + 2 + "3" + 4); //334

        int age = 22;
        System.out.println("我的年龄是" + age);  //我的年龄是22
    }
}
